/*
 * Bytecode Analysis Framework
 * Copyright (C) 2005, University of Maryland
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package edu.umd.cs.findbugs.ba;

import javax.annotation.CheckForNull;

import org.apache.bcel.Constants;

import edu.umd.cs.findbugs.classfile.DescriptorFactory;
import edu.umd.cs.findbugs.classfile.MethodDescriptor;
import edu.umd.cs.findbugs.internalAnnotations.DottedClassName;
import edu.umd.cs.findbugs.util.ClassName;

public abstract class AbstractMethod extends AbstractClassMember implements XMethod {
	final String bridgeMethodSignature;


	protected AbstractMethod(@DottedClassName String className, String methodName, String methodSig, 
			@CheckForNull String bridgeMethodSig, int accessFlags) {
		super(className, methodName, methodSig, accessFlags);
		this.bridgeMethodSignature = DescriptorFactory.canonicalizeString(bridgeMethodSig);
	}

	public int getNumParams() {
		// FIXME: cache this?
		return new SignatureParser(getSignature()).getNumParameters();
	}

	public boolean isNative() {
		return (getAccessFlags() & Constants.ACC_NATIVE) != 0;
	}

	public boolean isSynchronized() {
		return (getAccessFlags() & Constants.ACC_SYNCHRONIZED) != 0;
	}

	@Override
	public String toString() {
		return SignatureConverter.convertMethodSignature(this);
	}
	
	/* (non-Javadoc)
	 * @see edu.umd.cs.findbugs.ba.XMethod#getMethodDescriptor()
	 */
	public MethodDescriptor getMethodDescriptor() {
		return DescriptorFactory.instance().getMethodDescriptor(
				ClassName.toSlashedClassName(getClassName()),
				getName(),
				getSignature(),
				isStatic());
	}
	
	public final boolean isBridged() {
	    return bridgeMethodSignature != null;
	}
	
	public final String getBridgeSignature() {
	    return bridgeMethodSignature;
	}
}
